Activision says reports that hundreds of thousands of "Call of Duty" accounts have been hacked are "not accurate." In a statement posted on Twitter early this morning, the publisher denied claims that as many as 500,000 accounts were compromised.

Rumors of the attack, which appears to have originated with a now-deleted Twitter account, were amplified by a handful of prominent content creators, many of whom urged their followers to change their passwords as soon as possible. The account, oRemyyy, claimed yesterday that "the biggest hack in Call of Duty history is happening right now" and then "this is 10 times worse than the infamous PS3 hack" (via Techraptor) and cheats for Call of Duty 4 and Modern Warfare 2 He suggested that the 2011 breach, which filled Call of Duty 4 and Modern Warfare 2 with

This morning, however, Activision's support Twitter account issued a message claiming, "Reports suggesting that Activision Call of Duty accounts have been compromised are not accurate. Promising that "all privacy concerns will be investigated," Activision advises players to make sure they have taken precautions to protect their accounts and reminds them to receive an email if any major changes have been made to their accounts.

It is worth noting that Activision's statement does not say that there was no breach, only that the report of the breach was not accurate. With that in mind, however, it may be best to err on the side of caution if you are concerned about the security of your account. While Activision's accounts do not currently offer two-factor authentication, the company offers some tips for strengthening your digital defenses.